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Finding the Fourth Proportional to 432.79, 597.24 and 236.29

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Solution

The fourth proportional to 432.79, 597.24 and 236.29 is: 326.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.79 : 597.24 = 236.29 : x
  2. Step 2: Convert to fraction form
    432.79/597.24 = 236.29/x
  3. Step 3: Cross multiply
    432.79x = 597.24 × 236.29
  4. Step 4: Simplify right side
    432.79x = 141,121.84
  5. Step 5: Solve for x
    x = 141,121.84/432.79
  6. Step 6: Final answer
    x = 326.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.